What is the range and mean deviation for the data set #7, 5, 2, 8, 5, 6#?

1 Answer
Narad T.
Dec 21, 2016

The range is #=6#
The mean deviation is #=1.5#

Explanation:

The set of data is #{2,5,5,6,7,8}#

The range is #=# the greatest -the smallest

#=8-2=6#

The mean of the data is #=(2+5+5+6+7+8)/6=33/6=11/2=5.5#

The mean deviation is #=(3.5+0.5+0.5+0.5+1.5+2.5)/6=9/6=3/2=1.5#

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